Western Digital (WDC) Options Chain

NASDAQ: WDCTechnologyElectronic ComponentsUSD

397.28+3.97 (+1.01%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Nov 6, 2026
Days to expiration: 26
Share price: $397.28
Put/call ratio (OI): 4.05
Put/call ratio (volume): 1.21
ATM implied volatility: 63.7%
Expected move: ±$67.55
Open interest (C / P): 2.28K / 9.23K

WDC options summary

The WDC options chain for the November 6, 2026 expiration lists 62 call and 46 put contracts, with 26 days until expiration. Open interest stands at 2,281 calls and 9,234 puts, a put/call ratio of 4.05, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $395.00 strike is 63.7%, which implies the market expects a move of about ±$67.55 (17.0%) in Western Digital stock by expiration.

The most open interest sits at the $500.00 call (215 contracts) and the $320.00 put (4.02K contracts).

Summary generated from market data by MetaCap's automated system. Methodology

WDC options chain · November 6, 2026

WDC calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
—	—	—	—	—	—	250.00	0.24	2.08	0.44	94.8%	2	175
—	—	—	—	—	—	280.00	0.00	2.03	0.66	72.7%	8	37
—	—	—	—	—	—	290.00	0.00	2.90	0.97	71.4%	1	23
—	—	—	—	—	—	300.00	0.95	3.50	1.66	71.5%	20	172
—	—	—	—	—	—	310.00	1.48	4.15	2.35	68.8%	18	234
—	—	—	—	—	—	320.00	1.85	4.65	3.87	64.4%	90	4,022
—	—	—	—	—	—	330.00	4.00	5.35	4.40	64.3%	32	792
—	—	—	—	—	—	335.00	5.00	5.70	5.30	63.4%	21	494
1	2	58.9%	78.00	57.85	67.05	340.00	5.20	7.20	6.75	63.0%	4	116
—	—	—	—	—	—	345.00	5.95	7.20	7.75	60.4%	15	186
11	2	63.6%	58.00	51.05	60.95	350.00	7.90	9.50	8.40	63.6%	32	257
4	1	63.5%	68.20	47.35	57.25	355.00	9.40	11.20	10.47	64.3%	1	65
29	1	63.5%	47.10	44.20	53.40	360.00	10.25	12.00	11.29	62.3%	25	318
—	—	—	—	—	—	365.00	10.25	15.50	13.07	62.7%	55	192
4	1	63.6%	43.95	37.55	47.05	370.00	11.85	17.30	14.80	62.5%	9	315
4	4	63.8%	40.72	34.60	44.00	375.00	13.75	18.55	17.15	61.6%	5	148
19	11	63.9%	36.00	31.65	41.20	380.00	15.55	20.15	20.63	60.7%	7	293
—	—	—	—	—	—	385.00	18.70	23.75	21.34	63.5%	49	127
83	3	63.4%	29.25	26.35	35.30	390.00	20.60	26.10	23.85	62.9%	11	143
18	9	63.5%	27.93	25.95	30.85	395.00	24.20	28.45	26.50	64.0%	87	50
WDC $397.28
202	6	64.9%	25.25	23.70	29.70	400.00	26.10	31.35	28.96	63.3%	25	357
64	5	64.5%	24.50	21.45	27.25	405.00	27.40	36.50	33.50	64.2%	1	52
147	7	64.9%	23.18	19.90	25.05	410.00	30.95	39.35	35.68	64.8%	5	124
121	37	64.2%	19.70	18.25	22.25	415.00	32.90	42.50	38.99	63.5%	5	154
143	31	61.6%	16.65	15.80	19.00	420.00	36.30	45.70	44.75	63.7%	1	79
24	3	63.7%	15.50	15.25	18.00	425.00	39.10	48.90	47.32	62.8%	10	23
75	1	64.3%	13.43	13.30	17.40	430.00	43.20	51.15	48.18	62.1%	3	45
8	6	64.8%	12.60	11.35	16.90	435.00	47.35	56.25	56.08	64.7%	4	13
140	6	65.8%	12.98	10.80	15.65	440.00	50.90	59.70	51.52	64.2%	20	30
96	7	65.4%	11.20	10.00	13.65	445.00	54.95	63.50	63.23	64.5%	2	54
111	26	66.0%	10.80	8.45	13.40	450.00	59.20	67.65	65.32	65.4%	1	52
16	1	65.7%	7.82	8.10	11.45	455.00	63.40	72.30	59.22	66.7%	10	16
36	26	67.5%	8.30	7.25	11.60	460.00	67.50	76.80	67.00	67.5%	1	13
20	4	63.4%	8.00	5.00	9.50	465.00	72.20	81.20	76.82	68.9%	3	6
93	3	67.9%	7.04	5.65	10.05	470.00	76.00	85.65	83.35	68.8%	6	6
67	2	66.2%	6.25	3.80	9.40	475.00	79.05	89.00	79.74	65.2%	2	5
41	9	61.7%	6.15	3.20	6.30	480.00	83.45	93.40	86.23	65.4%	2	3
50	15	66.8%	8.30	2.69	8.25	485.00	89.15	98.40	80.97	69.0%	1	1
19	3	63.4%	5.22	2.99	5.25	490.00	93.70	102.75	95.50	69.2%	1	2
32	18	68.2%	5.50	0.72	8.75	495.00	97.95	106.80	104.50	67.9%	3	1
215	63	68.4%	4.05	3.80	4.80	500.00	—	—	—	—	—	—
55	78	69.6%	4.90	1.11	7.15	505.00	—	—	—	—	—	—
23	3	65.8%	3.53	2.10	3.85	510.00	109.00	123.40	103.27	68.5%	2	3
13	2	72.0%	9.05	0.01	7.60	515.00	113.80	128.20	114.09	69.3%	2	3
28	1	72.1%	3.14	0.28	6.65	520.00	118.00	132.95	98.21	68.3%	3	4
20	1	73.1%	5.60	0.06	6.55	525.00	—	—	—	—	—	—
32	14	75.0%	3.50	0.01	6.65	530.00	127.60	142.50	94.69	69.1%	—	28
3	1	71.6%	2.90	0.00	4.90	535.00	—	—	—	—	—	—
10	2	77.4%	2.62	0.01	6.25	540.00	—	—	—	—	—	—
13	2	78.8%	4.00	0.01	6.15	545.00	—	—	—	—	—	—
50	2	73.2%	2.48	0.23	3.75	550.00	—	—	—	—	—	—
4	1	81.7%	4.31	0.01	6.00	555.00	—	—	—	—	—	—
4	1	83.1%	4.00	0.01	5.95	560.00	159.05	171.50	148.64	80.4%	1	0
2	2	84.4%	2.98	0.01	5.85	565.00	—	—	—	—	—	—
2	1	85.9%	3.80	0.10	5.75	570.00	—	—	—	—	—	—
2	1	86.8%	3.75	0.01	5.65	575.00	—	—	—	—	—	—
18	10	88.8%	1.05	0.26	5.55	580.00	—	—	—	—	—	—
13	12	92.6%	5.25	1.00	5.50	585.00	183.20	196.30	137.70	84.0%	2	1
12	1	88.6%	6.00	0.00	4.90	590.00	—	—	—	—	—	—
1	1	90.1%	11.05	0.00	4.90	595.00	—	—	—	—	—	—
19	3	83.1%	2.20	0.00	2.95	600.00	—	—	—	—	—	—
9	4	94.3%	1.86	0.00	4.90	610.00	—	—	—	—	—	—
2	4	95.6%	1.19	0.00	4.90	615.00	—	—	—	—	—	—
3	1	98.3%	1.35	0.00	4.90	625.00	—	—	—	—	—	—
2	—	99.6%	6.55	0.00	4.90	630.00	—	—	—	—	—	—
1	1	100.9%	1.00	0.00	4.90	635.00	—	—	—	—	—	—
1	—	102.2%	6.25	0.00	4.90	640.00	—	—	—	—	—	—
2	—	103.5%	7.10	0.00	4.90	645.00	—	—	—	—	—	—
2	—	104.7%	3.67	0.00	4.90	650.00	—	—	—	—	—	—
2	2	107.2%	2.42	0.00	4.90	660.00	—	—	—	—	—	—
4	2	109.4%	1.73	0.00	4.85	670.00	—	—	—	—	—	—
18	32	113.9%	1.76	0.00	4.80	690.00	—	—	—	—	—	—
18	6	94.9%	0.59	0.30	1.04	700.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the WDC put/call ratio?

For the November 6, 2026 expiration, the WDC put/call ratio based on open interest is 4.05 (9,234 puts vs 2,281 calls), and 1.21 based on today's volume. A ratio above 1 means more puts than calls.

What is WDC's implied volatility?

At-the-money implied volatility for WDC options expiring November 6, 2026 is about 63.7%, an annualized estimate of how much the market expects Western Digital stock to move.

How many WDC option expiration dates are there?

WDC has 16 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.